Zip DEX Installation, Maintenance And User Instructions Download Page 4

  DEX & DBX Installation, Maintenance and User Instructions V1.05 

Page 2  

August / 2014

Safety Information

WARNING
•   Installation, commissioning and maintenance of this appliance must only be carried 

out by a competent installer who will then be responsible for adhering to all relevant 

standards and regulations.

•  The front cover of the appliance must never be opened before disconnecting the appliance 

from the mains power supply.

• 

To protect the appliance, a circuit breaker or fuse must be fitted with a rating suitable for the 

nomi nal current of the appliance.

•  The appliance must be permanently connected to the supply through an isolating switch with a 

contact separation of at least 3mm in all poles and be protected by a suitably rated RCD.

•  The cross sectional area of the connection cable must be appropriate for the power rating and 

location of the appliance. See Technical Data. 

•  The connecting cable must be adequately secured.
•    

This appliance must be earthed at all times.

•  Check that the power supply is switched off prior to electrical connection.
• 

The appliance, its wiring and piping must not be modified in any way.

•  In case of malfunction isolate the power supply immediately. In case of leaks also isolate the 

water supply. Repairs must only be carried out by Zip Heaters (UK) Ltd or an authorised Zip 
service engineer.

•  Temperatures in excess of approximately 43°C are perceived as hot, especially by children, and 

may cause a feeling of burning. 

•  This appliance can be used by children aged from 8 years and above and persons with 

reduced physical, sensory or mental capabilities or lack of experience and knowledge if they 
have been given supervision or instruction concerning the use of the appliance in a safe way 
and understand the hazards involved. 
Children shall not play with the appliance. 
Cleaning and user maintenance shall not be made by children without  supervision.

• 

 When the appliance has been in use for some time, the fittings may be very hot.

•  If inlet temperature is up to 70°C (eg. fed from a solar supply) mixing with cold water will be 

required to ensure a safe temperature at the outlet. 

Summary of Contents for DEX

Page 1: ...ons carefully before commencing installation of the InLine water heater Please leave these instructions with the end user after installation Zip Heaters UK Ltd 14 Bertie Ward Way Dereham Norfolk NR19...

Page 2: ...ioning 11 Maintenance and cleaning 13 Operation Model DEX only 14 Fault finding 16 Warranty 17 Contents Please read these instructions carefully before commencing installation of the DEX DBX Electroni...

Page 3: ...BX the factory set outlet temperature is 50 C and can be adjusted inside the appliance within the range 30 C to 60 C For DEX excluding DEX12 a maximum inlet temperature of 70 C is suitable for use wit...

Page 4: ...ed at all times Check that the power supply is switched off prior to electrical connection The appliance its wiring and piping must not be modified in any way In case of malfunction isolate the power...

Page 5: ...ied e g due to work on the plumbing system or maintenance the appliance must be vented by opening and closing the hot water tap until all air has been eliminated from the water heater and no more air...

Page 6: ...W 9 8 3 11 4 3 13 0 3 14 8 3 Flow rate 50 C l min 2 3 3 8 8kW 4 1 11 0kW 6 8 7 9 9 0 3 10 2 3 Pressure loss 2 5 l min 0 2 bar 9 0 l min 1 3 bar 4 Required specific water resistance 15 C DEX 1300 ohm c...

Page 7: ...w sensor IN82526 Thermal sensor IN82851 Thermal sensor IN82851 DEX DEX12 Control Panel IN82550 Fine filter IN82162 Flow limiter IN89111 DBX18 IN89110 DBX21 24 IN89109 DBX27 IN89110 DEX IN89108 DEX12 S...

Page 8: ...of the connection cable must be in accordance with the power rating of the appliance and the specific requirements of the installation site up to a maximum cable size of 10mm2 Take care to protect the...

Page 9: ...there are no hidden cables or pipe work Attach the wall bracket using the fixings and screws supplied 4 Offset tiling or uneven surfaces can be compensated for by up to 30mm with the aid of the spacer...

Page 10: ...lly bent through a maximum of approximately 30 to allow it to align with the fixing hole see Fig 4 However it must be ensured that the water connection pipes can be connected to the appliance without...

Page 11: ...tance from the wall as illustrated in Fig 6 using the spacer sleeves supplied In this case the two fixing holes near the lower pipe connections should also be used 3 The flared end of the pipes must b...

Page 12: ...leaks from coming into contact with the electrical leads The protection sleeve must be used and free from damage 3 Open the control panel to the right 4 Fit the connecting cables into the terminal blo...

Page 13: ...uld only be carried out by a competent person familiar with instantaneous water heaters 1 Switch on the power supply to the appliance The digital display will light up Fig 9 3 phase model shown S CAUT...

Page 14: ...ters co uk DEX Reinstallation If the appliance is to be re commissioned under different installation conditions it may be necessary to alter the maximum power rating To re set the maximum power rating...

Page 15: ...cted regularly by a competent person to ensure proper functioning and operational safety Water quality should be considered when determining the frequency of inspection Cleaning and replacing the filt...

Page 16: ...by prolonged pressing of the program key The display changes from P1 or P2 to the new temperature value which becomes available each time the corresponding program key is pressed Temperature limitatio...

Page 17: ...temperature control can no longer be guaranteed when supplying more than one outlet Power limit If the maximum power available from the DEX heater is insufficient to heat the volume of hot water being...

Page 18: ...ontrol system has switched off Switch power supply off and on If Er still flashes contact Zip Service Poor hot water flow rate DEX DBX Outlet fitting dirty or calcified Clean shower head or tap nozzle...

Page 19: ...tor This warranty does not cover damage resulting from non operation of the appliance or consequential damage to any other goods furnishings or property Zip does not exclude restrict or modify any lia...

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